Nuprl Lemma : assert-has-src
∀[i:Id]. ∀[k:Knd].  uiff(↑has-src(i;k);(↑isrcv(k)) c∧ (source(lnk(k)) = i ∈ Id))
Proof
Definitions occuring in Statement : 
has-src: has-src(i;k), 
lsrc: source(l), 
lnk: lnk(k), 
isrcv: isrcv(k), 
Knd: Knd, 
Id: Id, 
assert: ↑b, 
uiff: uiff(P;Q), 
uall: ∀[x:A]. B[x], 
cand: A c∧ B, 
equal: s = t ∈ T
Lemmas : 
assert_witness, 
isrcv_wf, 
assert_wf, 
has-src_wf, 
Id_wf, 
lsrc_wf, 
lnk_wf, 
Knd_wf, 
assert-eq-id
\mforall{}[i:Id].  \mforall{}[k:Knd].    uiff(\muparrow{}has-src(i;k);(\muparrow{}isrcv(k))  c\mwedge{}  (source(lnk(k))  =  i))
Date html generated:
2015_07_17-AM-09_13_53
Last ObjectModification:
2015_01_28-AM-07_54_54
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